They don’t have a prayer of winning.

【prayer】他们不可能赢。

He tried hard, but he didn’t have a prayer.

【prayer】他努力了，不过根本不可能成功。

She has a prayer group that gets on the phone for 30 minutes a night and prays for all over the country.

她有一个祷告小组，每天晚上要打30分钟的电话为全国各地的人们祈祷。